Add nullable type

Author: AJCStriker

package.json

@@ -1,6 +1,6 @@
 {
   "name": "strontium",
-  "version": "2.8.1",
+  "version": "2.8.2",
   "description": "Strontium is a TypeScript toolkit for High Performance API servers built for Production not Projects.",
   "main": "lib/src/index.js",
   "types": "lib/src/index.d.ts",

src/utils/types.ts

@@ -3,3 +3,5 @@ export type ConstructorOf<T> = {
 }
 
 export type UUID = string
+
+export type Nullable<T> = T | null

src/validation/index.ts

@@ -8,12 +8,17 @@ export * from "./drivers/sanitizers/defaultValue"
 export * from "./drivers/sanitizers/normalizeEmail"
 
 export * from "./drivers/validators/isArray"
+export * from "./drivers/validators/isBase64EncodedString"
 export * from "./drivers/validators/isBoolean"
+export * from "./drivers/validators/isDictionary"
+export * from "./drivers/validators/isEnumValue"
 export * from "./drivers/validators/isExactly"
+export * from "./drivers/validators/isFilter"
 export * from "./drivers/validators/isISOCountry"
 export * from "./drivers/validators/isISODate"
 export * from "./drivers/validators/isNull"
 export * from "./drivers/validators/isNumber"
 export * from "./drivers/validators/isObject"
 export * from "./drivers/validators/isString"
 export * from "./drivers/validators/isUndefined"
+export * from "./drivers/validators/isUUID"